This Course gives a good understanding on what prompts  an SAP consultant to start working on Z* Report requirement, typically the requirement raised by the Business for a Report to meet their routine requirements, to check Line item level  Sales with Net value/Tax  for a given Date range, explore the Input/output criteria collected from the Business Team

You will understand that the Functional Spec will be initiated by the Functional Analyst after understanding the Business requirement and translate them to Functional specs so as to enable the Developer/ABAPer to start coding the Report requirement, various sections of the FS are discussed with Requirement  details/Flow Diagrams/other conditions/constraints/Test criteria/Error handling/Exceptions etc.